If two parents with short fingers (dominant) have a child with long fingers, what is the chance that their next child will have long fingers?
a) 1/16
b) 1/2
c) 3/16
d) 1/4
Answer: d) 1/4
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In the fungus pictured, which of the following structures is indicated by B?
A. hyphae B. mycelium C. fruiting body D. spores E. rhizoid
Fuels such as gasoline are nonpolar and high in energy because they are largely composed of
A. sulfates. B. hydrocarbons. C. carboxylic acids. D. amines. E. carbonyls.
Members of the lineage ____ are commonly called chitons. They have a dorsal shell divided into eight
plates that allow it to conform to irregularly shaped surfaces.
a. Cephalopoda b. Polyplacophora c. Bivalvia d. Gastropoda e. Scaphopoda
Which feature of cycads distinguishes them from most other gymnosperms?
1. They have exposed ovules. 2. They have flagellated sperm. 3. They are pollinated by animals. A) 1 only B) 2 only C) 3 only D) 2 and 3